While most of us can experience mental imagery, some people cannot vividly imagine pictures in their mind - and they function just fine. This raises the question: what do we even need mental imagery for? And how problematic is a lack of mental imagery?
Cannabis is the most commonly used illicit drug in the world and it has been used for centuries. Many acclaimed artists from a variety of disciplines, maintain its usefulness in the enhancement of creativity. However, is there any truth in their claims?